Inventor · disambiguated record
Durval M. Vieira
Also filed as: VIEIRA DURVAL M
2 granted patents·1 pending application·139 citations·filing 1998–2013
70Inventor score
Technology areasG06Q
Top patents by PatentIndex Score
3 records- 0188US8554591B2Electronic commerce systemREISTAD BRIAN J·Filed 2009·Granted Oct 8, 2013·37 cites·17 claims
- 0263US2014229257A1Electronic commerce systemREISTAD BRIAN J·Filed 2013·Application pending·0 cites
- 0360US7668782B1Electronic commerce system for offer and acceptance negotiation with encryptionSOVERAIN SOFTWARE LLC·Filed 1998·Granted Feb 23, 2010·102 cites·50 claims
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